Ikkyu Rank Requirements

Two months after reaching Nikyu yo is eligible to test on the first third of Kusanku Kata for white Stripe. The third-way point of Kusanku is: Just after 2nd kneeling-Seisan stance/middle area block. Where you stand up and punch.

Two months after receiving white stripe yo is eligible to test on the second third of Kusanku Kata for green stripe. The second third of Kusanku is: After 2nd jumping crescent/back kick. Where you stand up and punch twice.

Two months after receiving green stripe yo is eligible to test for Ikkyu. Performing Kusanku Kata with proficiency. This is an official rank which is denoted by a additional red stripe. When a karate-ka reaches the rank of Ikkyu, yo is a 3rd degree brown belt and wears three red stripes on their obi.